Engineers use laser patterning and iron-oxide ink to control graphene growth on polymers, creating flexible microelectrodes that detect dopamine and serotonin.

CircuitMess NASA Artemis Watch 2.0 is a programmable, NASA-themed smartwatch based on an ESP32-S3 WiFi and Bluetooth module ...

Just as embroiderers, with needle and thread, can transform plain fabric into an intricate pattern, engineers can use lasers and polymers to create flexible, complex structures that could transform ...

It’s always nice to simulate a project before soldering a board together. Tools like QUCS run locally and work quite well for ...

It’s a common ritual: whipping out those calipers or similar measuring devices to measure part of a physical object that ...

Think about how easily you recognize a friend in a dimly lit room. Your eyes capture light, while your brain filters out ...

Iran invented the relatively simple Shahed 136 attack drone, but is now fending off US copies launched against it in combat. Why, when the US military has expensive, cutting-edge and hi-tech weapons, ...

🛍️ Amazon Big Spring Sale: 100+ editor-approved deals worth buying right now 🛍️ By David Nield Published Mar 2, 2026 9:26 AM EST Add Popular Science (opens in a new tab) Adding us as a Preferred ...

As patients and employers look for alternatives to pricey GLP-1 drugs, Silicon Valley startup Twin Health is using AI and wearable sensors to help people make healthier choices. Rodney Buckley has ...

The unexpected and ultimately short-lived flight ban near El Paso this week stemmed from disagreements within the federal government over the use of a high-energy laser weapon system to take down ...

The Defense Department has been aggressively pursuing laser weapons and defense systems, a push that gained significant attention this week when the use of an anti-drone laser system led to the ...